国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC C01B032/184（2）
发明人
公开年 2022（2）
申请年 2021（2） 
专利权人

Multi-pass scanning device for laser-induced graphene, comprises foil material conveying device comprising unreeling machine, guide roller, winder, feedback sensor, and controller, and laser scanning device including scanning focusing head.

YANG Y, SUN B, CHEN Y, ZHOU S

Graphene preparation device for processing and producing graphene, has supporting plate whose surface is provided with threaded rod, where lower end of threaded rod passes through supporting plate and is connected with rubber pad.

XU X